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We offer a wide assortment of Tungsten materials and parts.
Pure Tungsten, and Tungsten Alloys:
- Tungsten Alloy Rods
- Tungsten Alloy Sheets
- Tungsten Alloy Wires
- Tungsten Filaments
- Tungsten Alloy Plates
- Tungsten Foils up to 4 micron thickness and standard foils
- Tungsten precision machined parts as per drawing and specifications
Tungsten Alloy Grades:
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90% W
6% Ni
4% Cu |
90% W
6% Ni
4% Fe |
92.5% W
5.25% Ni
2.25% Fe |
95% W
3.5% Ni
1.5% Cu |
95% W
3.5% Ni
1.5% Fe |
97% W
2.1% Ni
0.9% Fe |
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Mill, Spec. T-21014 D
SAE Aero. Material
Spec. (AMS) 7725C
ASTM-B-777-97
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Class 1
Type 1
Class 1
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Class 1
Type 2
Class 1
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Class 2
------
Class 2
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Class 3
------
Class 3
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Class 3
------
Class 3
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Class 4
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Class 4
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Density Gms/cc
Density Lbs/cu. in. |
17
.614 |
17
.614 |
17.5
.632 |
18
.650 |
18
.650 |
18.5
.668 |
| Hardness Rockwell C |
24 |
25 |
26 |
27 |
27 |
28 |
| Ultima2008-05-18te Tensile Strength (PSI) |
110,000 |
120,000 |
114,000 |
110,000 |
120,000 |
123,000 |
| Yeild Strength .2% offset (PSI) |
80,000 |
88,000 |
84,000 |
85,000 |
90,000 |
85,000 |
| Elongation (% in 1") |
6 |
10 |
7 |
7 |
7 |
5 |
| Proportional Elastic Limit (PSI) |
45 |
52 |
46 |
45 |
44 |
45 |
| Modulus of Elasticity (PSI) |
40 x 106 |
45 x 106 |
47 x 106 |
45 x 106 |
50 x 106 |
53 x 106 |
Coefficient of Thermal Expansion
x 10-6/oC (20-400oC) |
5.4 |
4.61 |
4.62 |
4.43 |
4.6 |
4.5 |
| Thermal Conductivity CGS Units |
23. |
18. |
20. |
33. |
26. |
30. |
| Electrical Conductivity (% IACS) |
14 |
10 |
13 |
10 |
13 |
17 |
| Magnetic Properties |
NIL |
Slightly Magnetic |
Slightly Magnetic |
NIL |
Slightly Magnetic |
Slightly Magnetic |
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Copper-Tungsten Alloys:
- W/Cu 90/10
- W/Cu 85/15
- W/Cu 80/20
- W/Cu 75/25
- W/Cu 70/30
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These can be supplied in the following shapes:
- Copper Tungsten Plates
- Copper Tungsten Blocks
- Copper Tungsten Tubes
- Copper Tungsten Custom shapes
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Pure Tungsten Grades:
Pure Tungsten Grade
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Shapes |
ASTM |
| Pure Tungsten 99.95% min |
Plate, Sheet, Foil |
B760 |
| Pure Tungsten 99.95% min |
Bar, Rod, Wire |
B761
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These can be supplied in the following form:
- Tungsten Rods
- Tungsten Sheets
- Tungsten Sputtering Targets
- Tungsten Wires
- Tungsten Filaments
- Tungsten Crucibles
- Tungsten Boats
- Large plates for vacuum furnaces
- Tungsten foils as thin as 4 microns
- Standard Tungsten foils
- Custom and high precision parts
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Products 
